package com.zzyl.nursing.service.impl;
import cn.hutool.json.JSONUtil;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;

import java.time.LocalDateTime;
import java.util.Date;
import java.util.List;
import java.util.Arrays;
import java.util.Objects;

import com.zzyl.common.exception.base.BaseException;
import com.zzyl.common.utils.CodeGenerator;
import com.zzyl.common.utils.DateUtils;
import com.zzyl.nursing.domain.*;
import com.zzyl.nursing.dto.CheckInApplyDto;
import com.zzyl.nursing.mapper.*;
import com.zzyl.nursing.vo.CheckInConfigVo;
import com.zzyl.nursing.vo.CheckInDetailVo;
import com.zzyl.nursing.vo.CheckInElderVo;
import com.zzyl.nursing.vo.ElderFamilyVo;
import org.apache.commons.collections4.BagUtils;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import com.zzyl.nursing.service.ICheckInService;
import org.springframework.util.ObjectUtils;

/**
 * 入住Service业务层处理
 * 
 * @author w
 * @date 2025-07-25
 */
@Service
public class CheckInServiceImpl extends ServiceImpl<CheckInMapper,CheckIn> implements ICheckInService
{
    @Autowired
    private CheckInMapper checkInMapper;

    @Autowired
    private ElderMapper elderMapper;

    @Autowired
    private BedMapper bedMapper;
    @Autowired
    private ContractMapper contractMapper;
    @Autowired
    private CheckInConfigMapper checkInConfigMapper;

    /**
     * 查询入住
     * 
     * @param id 入住主键
     * @return 入住
     */
    @Override
    public CheckIn selectCheckInById(Long id)
    {
        return checkInMapper.selectById(id);
    }

    /**
     * 查询入住列表
     * 
     * @param checkIn 入住
     * @return 入住
     */
    @Override
    public List<CheckIn> selectCheckInList(CheckIn checkIn)
    {
        return checkInMapper.selectCheckInList(checkIn);
    }

    /**
     * 新增入住
     * 
     * @param checkIn 入住
     * @return 结果
     */
    @Override
    public int insertCheckIn(CheckIn checkIn)
    {
        checkIn.setCreateTime(DateUtils.getNowDate());
        return checkInMapper.insert(checkIn);
    }

    /**
     * 修改入住
     * 
     * @param checkIn 入住
     * @return 结果
     */
    @Override
    public int updateCheckIn(CheckIn checkIn)
    {
        checkIn.setUpdateTime(DateUtils.getNowDate());
        return checkInMapper.updateById(checkIn);
    }

    /**
     * 批量删除入住
     * 
     * @param ids 需要删除的入住主键
     * @return 结果
     */
    @Override
    public int deleteCheckInByIds(Long[] ids)
    {
        return checkInMapper.deleteByIds(Arrays.asList(ids));
    }

    /**
     * 删除入住信息
     * 
     * @param id 入住主键
     * @return 结果
     */
    @Override
    public int deleteCheckInById(Long id)
    {
        return checkInMapper.deleteById(id);
    }


    //

    @Override
    public void apply(CheckInApplyDto dto) {
        //1.判断老人是否已经入住(!0/5)
        Elder elder = elderMapper.selectOne(Wrappers.<Elder>lambdaQuery()
                .eq(Elder::getIdCardNo, dto.getCheckInElderDto().getIdCardNo()));
        if (elder!=null&&elder.getStatus().intValue()!=0&&elder.getStatus().intValue()!=5){
            throw new BaseException("老人已入住");
        }

        //2.占用床位-status=1
       int count = bedMapper.updateBedStatus(dto.getCheckInConfigDto().getBedId());
        if (count==0){
            throw new BaseException("床位占用失败");
        }
        //3.新增或者修改老人信息(无老人数据,执行新增,有老人数据,执行修改)
        Bed bed = bedMapper.selectById(dto.getCheckInConfigDto().getBedId());
        //更新或者新增老人信息
        elder = insertOrUpdate(dto, elder, bed);
        //4.新增签约办理
        insertContract(dto, elder);

        //5.新增入住信息
        CheckIn checkIn = insertCheckIn(dto, elder, bed);
        //6.新增入住配置
        insertCheckInConfig(dto, checkIn);

    }

    private void insertCheckInConfig(CheckInApplyDto dto, CheckIn checkIn) {
        CheckInConfig checkInConfig = new CheckInConfig();
        BeanUtils.copyProperties(dto.getCheckInConfigDto(),checkInConfig);
        checkInConfig.setCheckInId(checkIn.getId());
        checkInConfigMapper.insert(checkInConfig);
    }

    private CheckIn insertCheckIn(CheckInApplyDto dto, Elder elder, Bed bed) {
        CheckIn checkIn = new CheckIn();
        BeanUtils.copyProperties(dto.getCheckInConfigDto(),checkIn);
        checkIn.setElderName(elder.getName());
        checkIn.setElderId(elder.getId());
        checkIn.setIdCardNo(elder.getIdCardNo());
        checkIn.setBedNumber(bed.getBedNumber());
        checkIn.setStatus(1);
        checkIn.setCreateTime(new Date());
        //家属信息->remark
        checkIn.setRemark(JSONUtil.toJsonStr(dto.getElderFamilyDtoList()));
        checkInMapper.insert(checkIn);
        return checkIn;
    }

    private void insertContract(CheckInApplyDto dto, Elder elder) {
        Contract contract = new Contract();
        BeanUtils.copyProperties(dto.getCheckInContractDto(),contract);
        contract.setElderId(elder.getId().intValue());
        contract.setElderName(elder.getName());
        contract.setContractNumber("HT"+CodeGenerator.generateContractNumber());//合同编号
        contract.setStartDate(dto.getCheckInConfigDto().getStartDate());//开始时间
        contract.setEndDate(dto.getCheckInConfigDto().getEndDate());//结束时间
        contract.setStatus(contract.getStartDate().isAfter(LocalDateTime.now())?0:1 );//状态
        contractMapper.insert(contract);
    }

    private Elder insertOrUpdate(CheckInApplyDto dto, Elder elder, Bed bed) {
        if (elder !=null){
            //修改
            elderMapper.updateById(elder);
        }else {
            if (elder ==null){
                elder =new Elder();
                elder.setCreateTime(new Date());
            }
            BeanUtils.copyProperties(dto.getCheckInElderDto(), elder);
            elder.setStatus(1);
            elder.setBedId(bed.getId());
            elder.setBedNumber(bed.getBedNumber());
            //新增
            elderMapper.insert(elder);
        }
        return elder;
    }

    //入住详情查询
    @Override
    public CheckInDetailVo detail(Long id) {
        //1.查询4张表数据
        CheckIn checkIn = checkInMapper.selectById(id);
        CheckInConfig checkInConfig = checkInConfigMapper.selectOne(Wrappers.<CheckInConfig>lambdaQuery()
                .eq(CheckInConfig::getCheckInId,id));
       Contract contract= contractMapper.selectOne(Wrappers.<Contract>lambdaQuery()
                       .eq(Contract::getElderId,checkIn.getElderId())
                       .eq(Contract::getStatus,1)
                        //排序
                       .orderByDesc(Contract::getCreateTime)
                        //在sql语句最后面拼接limit 1
                        .last("limit 1"));
        Elder elder = elderMapper.selectById(checkIn.getElderId());

        //2.Vo转换
        CheckInDetailVo vo = new CheckInDetailVo();
        //2.1 CheckInElderVo转换
        CheckInElderVo checkInElderVo = new CheckInElderVo();
        BeanUtils.copyProperties(elder,checkInElderVo);
        vo.setCheckInElderVo(checkInElderVo);

        //2.2 List<ElderFamilyVo> elderFamilyVoList; 家属
        String remark = checkIn.getRemark();
        if (!Objects.isNull(remark)){
            List<ElderFamilyVo> elderFamilyVoList=JSONUtil.toList(remark, ElderFamilyVo.class);
            vo.setElderFamilyVoList(elderFamilyVoList);
        }
        //2.3 CheckInConfigVo转换
        CheckInConfigVo checkInConfigVo = new CheckInConfigVo();
        BeanUtils.copyProperties(checkInConfig,checkInConfigVo);
        checkInConfigVo.setStartDate(checkIn.getStartDate());
        checkInConfigVo.setEndDate(checkIn.getEndDate());
        checkInConfigVo.setBedNumber(checkIn.getBedNumber());
        vo.setCheckInConfigVo(checkInConfigVo);

        //2.4合同
        vo.setContract(contract);

        return vo;
    }
}
